she is here with us now. kt, you think that this sets off a competition for nuclear power in the middle east. >> it doesn't matter what washington thing. it matters what the people in the middle east think. how tare they going to react? is this iran getting up their nuclear weapons? or iran almost getting to the point of nuclear weapons and stopping. even obama's former proliferation expert says saudi arabia has weapons already. so if he seize -- sees the unstable part of the world having these weapons -- the likelihood of an accident goes up. >> that whole goal has been to p prevent iran from having it because you want to prevent this race. you have people cheering in the streets of. israel and saudi arabia isn't happy. >> this is a historic agreement between the united states and iran. i worked for nixon when he went to china. it was historic morning. when munich, however, they said i have a deal that will stop the nazi's and it didn't. a lot of this depends on the reactions of other countries in the region